package com.lyy.mapper;

import com.lyy.entity.Student;

import java.util.List;

/**
 * @author Liangyaoyun
 */
public interface StudentMapper  {
    int insert(Student student);
    int update(Student student);
    int deleteByStudentId(List<Integer> studentId);
    Student selectByStudentId(Integer studentId);
    List<Student> listDetailByJoin();
    List<Student> listDetailByStep();
}
